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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int main(){
  5.     int i,j,k,n=1;
  6.     int a,b;
  7.     int **mat;
  8.     scanf("%d %d",&a,&b);
  9. 	mat = (int**)malloc(sizeof(int*));
  10.     for (int i = 0; i < a; i++) {
  11.         mat[i] = (int *)malloc(b * sizeof(int));}
  12.  
  13.     for (int i = 0; i < a; i++) {
  14.         for (int j = 0; j < b; j++) {
  15.             mat[i][j] = n++;}}
  16.     for(i=0;i<a;i++){
  17.         for(j=0;j<b;j++){
  18.             printf("%d ",mat[i][j]);
  19.         }
  20.         printf("\n");
  21.     }
  22. 	for (int i = 0; i < a; i++) {
  23.     	    free(mat[i]);
  24.     	}
  25.     free(mat);
  26.  
  27.  
  28.     return 0;
  29. }
  30.  
Success #stdin #stdout 0s 5284KB
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stdout
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https://ideone.com/DQxtns
language:
C (gcc 8.3)
created:
350 days ago
visibility:
public

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